568 
APPENDIX. 
Quadrupeds met with on the Shores of the Inlets of Hud- 
son's Bay, in Captain Parry's last Voyage, communicated 
by Dr Richardson. 
Dr Richardson read the first part of an Account of the 
Animals collected and seen during the Overland Arctic 
Expedition, illustrating his remarks by shewing prepared 
Specimens of the Animals. Mr Arnott communicated a 
Paper by himself on some Species of Mosses. 
Jan. 24. Dr Richardson read the conckiding part of his Account 
of Animals collected during the Overland Arctic Expedi- 
tion, and exhibited Specimens. Dr Knox read a Paper on 
the mode of Growth, Reproduction, and Structure of the 
Poison-fangs of Serpents, illustrating his description by Pre- 
served Specimens, Anatomical Preparations, and Sketches. 
Mr Menteath of Closeburn presented a Specimen of a Larch 
Plank, shewing the manner in which the Larch Tree begins 
to decay at the base of the trunk, when twenty or thirty 
years old, if planted over sandstone. 
Feb. 7. Professor Jameson read the introductory part of a Mo- 
nograph on the genus Larus, by Mr Macgillivray ; speci- 
mens of six of the species described were exhibited. The 
Secretary read an Account, contained in a letter to Profes- 
sor Jameson, from Lieutenant Lamont, of the 91st Regi- 
ment, of the capture, in the West Indies, of an enormous 
Ray, popularly called the " Sea Devil,'' measuring fifteen 
feet in breadth, and almost as much in length. Dr Grier- 
son of Cockpen read his General Observations on Geology, 
Geognosy, Oryctognosy, and Mineralogy, and on the Na- 
ture of these respective Studies. 
